HVAC Quiz #1

12 Questions | Total Attempts: 9719

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HVAC Quiz #1

This quiz is multiple choice and fill in the blank. It is worth 25 points. You can use your notes. Do not use capital letters or puncuation marks.


Questions and Answers
  • 1. 
    VFD stands for what?
    • A. 

      Very Fine Dog

    • B. 

      Variable Air Volume

    • C. 

      Variable Frequency Drive

    • D. 

      Variable Frequency Motor

  • 2. 
    VAV stands for what?
    • A. 

      Value After Vortex

    • B. 

      Variable Air Volume

    • C. 

      Variable Frequency Drive

    • D. 

      Value After Value

  • 3. 
    What is a Dual Pressure Switch used to contol?
  • 4. 
    The Vapor Side of a system is the
    • A. 

      High Side

    • B. 

      Low Side

    • C. 

      Middle Side

    • D. 

      Suction Line

  • 5. 
    The Liquid Side of a system is the
    • A. 

      High Side

    • B. 

      Low Side

    • C. 

      Middle Side

    • D. 

      Liquid Line

  • 6. 
    What does CFM stand for?
  • 7. 
    What are 2 ways of contoling valves, dampers, ect. in a commercial building?
    • A. 

      Pneumatic

    • B. 

      Low Voltage

    • C. 

      Electronicly

    • D. 

      High Voltage

  • 8. 
    Some refrigerant leak detectors will pick up what?
  • 9. 
    What is the definition of a water regulator valve?
  • 10. 
    For a pressure switch,more difference equals what?
  • 11. 
    What air flow requirements are needed for proper cooling?
  • 12. 
    Explain what R, W, G, Y, C, and O are on a thermastat. What does each one contol?
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